254987460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5189}}^1$

素因数の和:5227

約数の個数: 192

約数和(自身を含む): 976550400

約数和(自身を除く): 721562940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4914, 5189, 5460, 7020, 8190, 9828, 10378, 12285, 15567, 16380, 20756, 24570, 25945, 31134, 36323, 46701, 49140, 51890, 62268, 67457, 72646, 77835, 93402, 103780, 108969, 134914, 140103, 145292, 155670, 181615, 186804, 202371, 217938, 233505, 269828, 280206, 311340, 326907, 337285, 363230, 404742, 435876, 467010, 472199, 544845, 560412, 607113, 653814, 674570, 700515, 726460, 809484, 934020, 944398, 980721, 1011855, 1089690, 1214226, 1307628, 1349140, 1401030, 1416597, 1634535, 1821339, 1888796, 1961442, 2023710, 2179380, 2360995, 2428452, 2802060, 2833194, 3035565, 3269070, 3642678, 3922884, 4047420, 4249791, 4721990, 4903605, 5666388, 6071130, 6538140, 7082985, 7285356, 8499582, 9106695, 9443980, 9807210, 12142260, 12749373, 14165970, 16999164, 18213390, 19614420, 21248955, 25498746, 28331940, 36426780, 42497910, 50997492, 63746865, 84995820, 127493730, 254987460]

約数ペア:

[(1, 254987460), (2, 127493730), (3, 84995820), (4, 63746865), (5, 50997492), (6, 42497910), (7, 36426780), (9, 28331940), (10, 25498746), (12, 21248955), (13, 19614420), (14, 18213390), (15, 16999164), (18, 14165970), (20, 12749373), (21, 12142260), (26, 9807210), (27, 9443980), (28, 9106695), (30, 8499582), (35, 7285356), (36, 7082985), (39, 6538140), (42, 6071130), (45, 5666388), (52, 4903605), (54, 4721990), (60, 4249791), (63, 4047420), (65, 3922884), (70, 3642678), (78, 3269070), (84, 3035565), (90, 2833194), (91, 2802060), (105, 2428452), (108, 2360995), (117, 2179380), (126, 2023710), (130, 1961442), (135, 1888796), (140, 1821339), (156, 1634535), (180, 1416597), (182, 1401030), (189, 1349140), (195, 1307628), (210, 1214226), (234, 1089690), (252, 1011855), (260, 980721), (270, 944398), (273, 934020), (315, 809484), (351, 726460), (364, 700515), (378, 674570), (390, 653814), (420, 607113), (455, 560412), (468, 544845), (540, 472199), (546, 467010), (585, 435876), (630, 404742), (702, 363230), (756, 337285), (780, 326907), (819, 311340), (910, 280206), (945, 269828), (1092, 233505), (1170, 217938), (1260, 202371), (1365, 186804), (1404, 181615), (1638, 155670), (1755, 145292), (1820, 140103), (1890, 134914), (2340, 108969), (2457, 103780), (2730, 93402), (3276, 77835), (3510, 72646), (3780, 67457), (4095, 62268), (4914, 51890), (5189, 49140), (5460, 46701), (7020, 36323), (8190, 31134), (9828, 25945), (10378, 24570), (12285, 20756), (15567, 16380)]